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Finding the Fourth Proportional to 168,481.32, 232,505.02 and 92,001.97

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Solution

The fourth proportional to 168,481.32, 232,505.02 and 92,001.97 is: 126,963.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,481.32 : 232,505.02 = 92,001.97 : x
  2. Step 2: Convert to fraction form
    168,481.32/232,505.02 = 92,001.97/x
  3. Step 3: Cross multiply
    168,481.32x = 232,505.02 × 92,001.97
  4. Step 4: Simplify right side
    168,481.32x = 21,390,919,874.89
  5. Step 5: Solve for x
    x = 21,390,919,874.89/168,481.32
  6. Step 6: Final answer
    x = 126,963.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.